/*
package com.david.config;

import com.david.pojo.User;
import com.david.service.IUserService;
import com.david.util.CookieUtil;
import org.springframework.core.MethodParameter;
import org.springframework.stereotype.Component;
import org.springframework.web.bind.support.WebDataBinderFactory;
import org.springframework.web.context.request.NativeWebRequest;
import org.springframework.web.method.support.HandlerMethodArgumentResolver;
import org.springframework.web.method.support.ModelAndViewContainer;
import org.thymeleaf.util.StringUtils;

import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

*/
/**
 * @program: Secondskill-Demo
 * @description: 自定义用户参数
 * @author: David
 * @version:
 * @create: 2022-04-15 10:27
 **//*

@Component
public class UserArgumentResolver implements HandlerMethodArgumentResolver {


    @Resource
    private IUserService userService;

    @Override
    public boolean supportsParameter(MethodParameter parameter) {
        Class<?> clazz = parameter.getParameterType();

        return clazz == User.class;
    }

    @Override
    public Object resolveArgument(MethodParameter parameter, ModelAndViewContainer mavContainer, NativeWebRequest webRequest, WebDataBinderFactory binderFactory) throws Exception {
        HttpServletRequest request = webRequest.getNativeRequest(HttpServletRequest.class);
        HttpServletResponse response = webRequest.getNativeResponse(HttpServletResponse.class);
        String ticket = CookieUtil.getCookieValue(request, "userTicket");
        if(StringUtils.isEmpty(ticket)){
            return null;
        }
        return userService.getUserByCookie(ticket,request,response);
    }
}
*/
